
Kamailio
Asterisk
FreeSWITCH
FusionPBX
Wazo.io
miniSIPServer
XiVO
VoipSwitch
Nullstack
Deno
Kamailio
NullstackAsterisk - An open source telephony switching and private branch exchange service for Linux.
Deno - A secure runtime for JavaScript and TypeScript built with V8, Rust, and Tokio.
FreeSWITCH - FreeSWITCH is an open-source media application designed to support popular protools such as SIP and WebRTC and provides a platform to develop voice and video applications.
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.
Wazo.io - The UCaaS Platform Built for MSPsโ
miniSIPServer - Social & Communications and Development